./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'f6def3055939e7924c556782ca9d4709018ae81be71dcf327652b82e5d7c7965'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f6def3055939e7924c556782ca9d4709018ae81be71dcf327652b82e5d7c7965 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:10:36,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:10:36,435 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:10:36,440 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:10:36,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:10:36,468 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:10:36,469 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:10:36,469 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:10:36,470 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:10:36,470 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:10:36,470 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:10:36,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:10:36,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:10:36,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:10:36,471 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:10:36,471 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:10:36,471 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:10:36,471 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:10:36,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:10:36,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:10:36,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:10:36,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:10:36,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:10:36,473 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6def3055939e7924c556782ca9d4709018ae81be71dcf327652b82e5d7c7965 [2024-11-07 13:10:36,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:10:36,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:10:36,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:10:36,729 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:10:36,729 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:10:36,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2024-11-07 13:10:38,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:10:38,620 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:10:38,620 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2024-11-07 13:10:38,664 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e1b0dd6c1/9bc624198e544c9f83d6f6704a29b33a/FLAG00cb9b475 [2024-11-07 13:10:39,097 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e1b0dd6c1/9bc624198e544c9f83d6f6704a29b33a [2024-11-07 13:10:39,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:10:39,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:10:39,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:10:39,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:10:39,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:10:39,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:10:39" (1/1) ... [2024-11-07 13:10:39,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e95e6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:39, skipping insertion in model container [2024-11-07 13:10:39,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:10:39" (1/1) ... [2024-11-07 13:10:39,209 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:10:40,146 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i[225448,225461] [2024-11-07 13:10:40,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:10:40,229 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:10:40,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6012] [2024-11-07 13:10:40,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6014] [2024-11-07 13:10:40,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6024] [2024-11-07 13:10:40,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6031] [2024-11-07 13:10:40,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btc %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [6038] [2024-11-07 13:10:40,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [6052-6053] [2024-11-07 13:10:40,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6060] [2024-11-07 13:10:40,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [6089] [2024-11-07 13:10:40,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6092] [2024-11-07 13:10:40,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6095] [2024-11-07 13:10:40,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [6098] [2024-11-07 13:10:40,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; addl %1,%0": "+m" (v->counter): "ir" (i)); [6113] [2024-11-07 13:10:40,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6120] [2024-11-07 13:10:40,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6128-6129] [2024-11-07 13:10:40,461 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/atmdev.h"), "i" (271), "i" (12UL)); [6402-6403] [2024-11-07 13:10:40,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6468] [2024-11-07 13:10:40,485 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6490] [2024-11-07 13:10:40,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [6503-6504] [2024-11-07 13:10:40,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [6508-6509] [2024-11-07 13:10:40,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [6513-6514] [2024-11-07 13:10:40,490 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [6518-6519] [2024-11-07 13:10:40,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___10->state): : "memory", "cc"); [6539-6540] [2024-11-07 13:10:40,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___11->state): : "memory", "cc"); [6544-6545] [2024-11-07 13:10:40,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___12->state): : "memory", "cc"); [6549-6550] [2024-11-07 13:10:40,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___13->state): : "memory", "cc"); [6554-6555] [2024-11-07 13:10:40,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i[225448,225461] [2024-11-07 13:10:40,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:10:40,710 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:10:40,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40 WrapperNode [2024-11-07 13:10:40,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:10:40,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:10:40,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:10:40,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:10:40,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:40,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:40,896 INFO L138 Inliner]: procedures = 142, calls = 1108, calls flagged for inlining = 59, calls inlined = 58, statements flattened = 2562 [2024-11-07 13:10:40,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:10:40,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:10:40,897 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:10:40,897 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:10:40,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:40,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:40,947 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,211 INFO L175 MemorySlicer]: Split 830 memory accesses to 15 slices as follows [2, 2, 11, 1, 4, 7, 650, 4, 15, 4, 1, 5, 2, 12, 110]. 78 percent of accesses are in the largest equivalence class. The 25 initializations are split as follows [2, 0, 0, 1, 4, 7, 7, 4, 0, 0, 0, 0, 0, 0, 0]. The 529 writes are split as follows [0, 1, 3, 0, 0, 0, 450, 0, 15, 1, 0, 5, 0, 2, 52]. [2024-11-07 13:10:41,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,212 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:10:41,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:10:41,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:10:41,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:10:41,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (1/1) ... [2024-11-07 13:10:41,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:10:41,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:10:41,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 13:10:41,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 13:10:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure atm_sk [2024-11-07 13:10:41,459 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_sk [2024-11-07 13:10:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2024-11-07 13:10:41,460 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2024-11-07 13:10:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:10:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:10:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:10:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:10:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:10:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:10:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:10:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:10:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure change_bit [2024-11-07 13:10:41,462 INFO L138 BoogieDeclarations]: Found implementation of procedure change_bit [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure atm_alloc_charge [2024-11-07 13:10:41,462 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_alloc_charge [2024-11-07 13:10:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-07 13:10:41,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-07 13:10:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-07 13:10:41,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-07 13:10:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-07 13:10:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-07 13:10:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-07 13:10:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-07 13:10:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-07 13:10:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:10:41,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:10:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-07 13:10:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-07 13:10:41,467 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-07 13:10:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-07 13:10:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-07 13:10:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:10:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:10:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure sk_sleep [2024-11-07 13:10:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_sleep [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-07 13:10:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_ioctl [2024-11-07 13:10:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_ioctl [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-07 13:10:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:10:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 13:10:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-07 13:10:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-07 13:10:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_dev_close [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_dev_close [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-07 13:10:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-07 13:10:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:10:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:10:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:10:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-07 13:10:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-07 13:10:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2024-11-07 13:10:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2024-11-07 13:10:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:10:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-07 13:10:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-07 13:10:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_send [2024-11-07 13:10:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_send [2024-11-07 13:10:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-07 13:10:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-07 13:10:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:10:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:10:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:10:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:10:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:10:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:10:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 13:10:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 13:10:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 13:10:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 13:10:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-07 13:10:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-07 13:10:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_create [2024-11-07 13:10:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_create [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_c_close [2024-11-07 13:10:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_c_close [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2024-11-07 13:10:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 13:10:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_close [2024-11-07 13:10:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_close [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-07 13:10:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_put [2024-11-07 13:10:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_put [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-07 13:10:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_lookup [2024-11-07 13:10:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_lookup [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-07 13:10:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 13:10:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_v_send [2024-11-07 13:10:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_v_send [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-07 13:10:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure atmtcp_send_control [2024-11-07 13:10:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure atmtcp_send_control [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-07 13:10:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-07 13:10:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-07 13:10:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-07 13:10:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2024-11-07 13:10:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2024-11-07 13:10:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:10:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:10:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2024-11-07 13:10:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2024-11-07 13:10:42,140 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:10:42,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:10:43,000 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:11:05,091 INFO L? ?]: Removed 1191 outVars from TransFormulas that were not future-live. [2024-11-07 13:11:05,092 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:11:05,124 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:11:05,131 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-07 13:11:05,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:11:05 BoogieIcfgContainer [2024-11-07 13:11:05,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:11:05,134 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:11:05,134 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:11:05,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:11:05,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:10:39" (1/3) ... [2024-11-07 13:11:05,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb416a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:11:05, skipping insertion in model container [2024-11-07 13:11:05,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:10:40" (2/3) ... [2024-11-07 13:11:05,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb416a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:11:05, skipping insertion in model container [2024-11-07 13:11:05,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:11:05" (3/3) ... [2024-11-07 13:11:05,140 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--atm--atmtcp.ko-entry_point.cil.out.i [2024-11-07 13:11:05,154 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:11:05,154 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:11:05,220 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:11:05,230 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74ca93a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:11:05,231 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:11:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand has 667 states, 479 states have (on average 1.3402922755741127) internal successors, (642), 499 states have internal predecessors, (642), 142 states have call successors, (142), 45 states have call predecessors, (142), 44 states have return successors, (137), 134 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-07 13:11:05,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 13:11:05,252 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:11:05,253 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:11:05,253 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:11:05,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:11:05,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1931070452, now seen corresponding path program 1 times [2024-11-07 13:11:05,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:11:05,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668412949] [2024-11-07 13:11:05,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:11:05,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:11:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:11:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:11:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:11:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:11:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:11:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:11:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:11:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:11:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 13:11:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:11:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 13:11:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:11:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-07 13:11:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 13:11:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:11:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:11:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2024-11-07 13:11:11,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:11:11,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668412949] [2024-11-07 13:11:11,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668412949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:11:11,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:11:11,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:11:11,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111639356] [2024-11-07 13:11:11,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:11:11,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:11:11,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:11:11,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:11:11,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:11:11,861 INFO L87 Difference]: Start difference. First operand has 667 states, 479 states have (on average 1.3402922755741127) internal successors, (642), 499 states have internal predecessors, (642), 142 states have call successors, (142), 45 states have call predecessors, (142), 44 states have return successors, (137), 134 states have call predecessors, (137), 137 states have call successors, (137) Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-07 13:11:15,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:11:20,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:11:26,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:11:30,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:11:34,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:11:50,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:11:54,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:11:58,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:12:02,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:12:06,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:12:13,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:12:13,620 INFO L93 Difference]: Finished difference Result 1446 states and 2057 transitions. [2024-11-07 13:12:13,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 13:12:13,622 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 133 [2024-11-07 13:12:13,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:12:13,639 INFO L225 Difference]: With dead ends: 1446 [2024-11-07 13:12:13,639 INFO L226 Difference]: Without dead ends: 770 [2024-11-07 13:12:13,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:12:13,648 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 917 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 1405 mSolverCounterSat, 394 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 394 IncrementalHoareTripleChecker+Valid, 1405 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.1s IncrementalHoareTripleChecker+Time [2024-11-07 13:12:13,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [969 Valid, 869 Invalid, 1809 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [394 Valid, 1405 Invalid, 10 Unknown, 0 Unchecked, 61.1s Time] [2024-11-07 13:12:13,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 770 states. [2024-11-07 13:12:13,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 770 to 653. [2024-11-07 13:12:13,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 472 states have (on average 1.3241525423728813) internal successors, (625), 485 states have internal predecessors, (625), 137 states have call successors, (137), 44 states have call predecessors, (137), 43 states have return successors, (135), 132 states have call predecessors, (135), 135 states have call successors, (135) [2024-11-07 13:12:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 897 transitions. [2024-11-07 13:12:13,756 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 897 transitions. Word has length 133 [2024-11-07 13:12:13,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:12:13,756 INFO L471 AbstractCegarLoop]: Abstraction has 653 states and 897 transitions. [2024-11-07 13:12:13,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-07 13:12:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 897 transitions. [2024-11-07 13:12:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 13:12:13,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:12:13,760 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:12:13,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:12:13,761 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:12:13,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:12:13,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1158599296, now seen corresponding path program 1 times [2024-11-07 13:12:13,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:12:13,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864081433] [2024-11-07 13:12:13,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:12:13,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms